However, not enoug of a difference apparently. I just had a sudden reset occur. This is on a 3.18-rc2-bone1 with both a Dymo labelwriter and a smartcard reader attached through USB.
The boot log after reset can be found at http://pastebin.com/YGnNpJyQ Op zaterdag 8 november 2014 10:37:51 UTC+1 schreef Ives van der Flaas: > > Setting the usb0 dr_mode to peripheral and disabling OTG in the .config > definitely makes a big difference. I have a 3.18-rc2-bone1 currently > running for almost 24 hours with this patch, much more than I've ever > previously achieved with 3.18 or 3.17. > > Op woensdag 5 november 2014 01:36:09 UTC+1 schreef Jens Peter Schroer: >> >> I followed up on the USB OTG hint as mentioned in my previous post. I >> patched the dtb for the bbb so that the mini usb port runs as peripheral >> and not as OTG. The patch was deployed to 7 systems so far and they all are >> stable (no reboot) since then on any of the systems. The uptime is more >> than 3 days now. >> If interested, I can post more details. >> >> On Tuesday, November 4, 2014 3:01:53 PM UTC+1, Ives van der Flaas wrote: >>> >>> Have you had *any* resets since the upgrade to the new u-boot version? >>> I've also been suspecting u-boot, hence my "Meaning that I'm also running >>> an old u-boot. " in the last post. >>> >>> Op dinsdag 4 november 2014 00:18:43 UTC+1 schreef david turvene: >>>> >>>> On Saturday, November 1, 2014 3:24:33 PM UTC-4, david turvene wrote: >>>>> >>>>> The system runs fine when I'm not messing around with the plugs, >>>>> changing the wifi properties, or sniffing. When I do any of these the >>>>> system occasionally silently reboots - I've been able to test up to 20 >>>>> sniffing sessions before it reboots, sometimes it will reboot immediately >>>>> when I start an monitor session. >>>>> * I run the BBB headless, generally using SSH xterm. >>>>> * The silent reboot happens with NO indication. NOTHING. The uart >>>>> console just shows a system restart. >>>>> * I triggered a watchdog NMI (it takes 22 seconds) and it showed a lot >>>>> of diagnostic info - so that's not it. >>>>> >>>> >>>> Further research - similar behavior was reported last year. Lot's of >>>> red herrings (USB control appeared to be the most suspicious because >>>> that's >>>> my main interface but also long threads blaming the power management >>>> unit.) >>>> Someone found that another clock source was needed for low-power state >>>> and >>>> moved the new code into u-boot. I was running with a local build from >>>> RCN's git repo described at: >>>> >>>> >>>> https://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-Bootloader:U-Boot >>>> >>>> and 2014.7 baseline. I noticed it is now at 2014.10 so I rebuilt and >>>> installed on target. The system is much more stable after testing for a >>>> lot longer than I could before. And I'm pretty sure the clocking/power is >>>> the root cause of the silent reboots so I'm checking how the clock change, >>>> to the RTC32K clock, works. >>>> >>>> Also, since I'm running from emmc, I used am335x_boneblack_defconfig to >>>> build u-boot. The only difference is it sets EMMC_BOOT but a quick grep >>>> shows it changes logic in a couple places. >>>> >>>> Anyway, it's a start... >>>> >>>> -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
